25340253034 has 8 divisors (see below), whose sum is σ = 38402239428. Its totient is φ = 12539506560.

The previous prime is 25340253007. The next prime is 25340253053. The reversal of 25340253034 is 43035204352.

It can be written as a sum of positive squares in 2 ways, for example, as 24911887225 + 428365809 = 157835^2 + 20697^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25340252987 and 25340253005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65309737 + ... + 65310124.

Almost surely, 2^25340253034 is an apocalyptic number.

25340253034 is a deficient number, since it is larger than the sum of its proper divisors (13061986394).

25340253034 is a wasteful number, since it uses less digits than its factorization.

25340253034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130619960.

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 25340253034 its reverse (43035204352), we get a palindrome (68375457386).

The spelling of 25340253034 in words is "twenty-five billion, three hundred forty million, two hundred fifty-three thousand, thirty-four".